Skip to content
FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

PROVINCE OF ZAMBOANGA DEL NORTE Award a ₱54.7M contract to A.I. YU BUILDERS & ENTERPRISESProvinces

Transaction hash:
1ff5e5bbcbfd9423cf34be0d4e9449f07c339a5df1828210134ff9acbdc999d5
Status:
Included and unchanged
Block:
#4,508 1,505 blocks after it
Position in block:
Transaction 26 of 219
Award day:
Jul 15, 2021 (5 yrs 3 mo ago)
Value:
₱54,740,644.97
Project:
Construction Projects

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,508 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    PROVINCE OF ZAMBOANGA DEL NORTE awarded it to A.I. YU BUILDERS & ENTERPRISES on 2021-07-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of Zamboanga del Norte gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   1ff5e5bbcb…c999d5now      …
  2. 2. Block Merkle root changed
    stored   78c9f53dd7…ec4ed2now      …
  3. 3. Block #4508 hash changed
    stored   874ec380b5…1fc7a2now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 218 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1ff5e5bbcbfd9423cf34be0d4e9449f07c339a5df1828210134ff9acbdc999d5
  2. 01 R 2096b13198ad177027e0ea9b2f0bf11ced688fa89905ca6303183dafeec8fc0f
  3. 02 L a2914194645bb076e01ad416082f65403cd91aed68266ad0f406544aaa43ac99
  4. 03 R 138dab430d9b398b4a09b08f185abca76d5b8ea822d94e4f9b559562f80a8801
  5. 04 L 307f7e95ac46445173d20d00850f4e312d3fbcce18bee694acb85d161e12f074
  6. 05 L a67a6e193534267110394af9475a5368bb92b8485777288ada00b38c7283f8c0
  7. 06 R e1b716d8b61c71f17711356094a22abbb4f1cef774998b9b6f025df0cf38973d
  8. 07 R 7d4ae0541f906d9866a02d552a81a23c089d48ebe9427e7074cfe0d0beae36f4
  9. 08 R 7835ab3483b88a4ed473b833e82d0c57d8fba3d48287cf92500ab1f1d4dc7078
  10. root  78c9f53dd7da95be83c72c39ba16d57b2444f65a8bc4557769c811d202ec4ed2